SmartAboutThings writes "A newly discovered patent shows that Microsoft might be interested in developing virtual controllers for tablets and smartphones. A while ago, it didn't quite make sense why Microsoft would need such a piece of technology, but with the announcement of their Surface tablet, it suddenly takes on a new perspective." I think a few board games (Catan comes to mind) would be pretty playable on a moderately-sized, shared touch surface, with everyone's phone acting as their hand.
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